Microsoft Lumia 640

Properties

Specifications
Length 141.3 mm
Audio jack 3.5mm
Battery size 2500 mAh
SIM size micro-SIM
Panorama (Rear) Yes
Processor Qualcomm Snapdragon 400, 1.2GHz
GPS Yes
Screen type IPS
MicroSD Yes
2G GSM850, GSM900, GSM1800, GSM1900
Screen resolution 1280*720 pixels
Resolution (Front) 0.9 MP
Width 72.2 mm
3G Talk time (max.) 17.5 HR
A-GPS Yes
Screen size 5 inch
core numbers 4
Weight 145 g
touchscreen Yes
Resolution (Rear) 8.0 MP
USB Yes
OS Windows Phone 8.1
Thickness 8.85 mm
3G WCDMA, HSUPA
Auto Focus (Rear) Yes
LED flash (Rear) Yes
ROM 8 GB
removable battery Yes
4G FDD FDD-LTE 700(B28), FDD-LTE 900(B8), FDD-LTE 1800(B3), FDD-LTE 2600(B7)
Camera sensor (Rear) CMOS
RAM 1 GB
Bluetooth V4.0
Wi-Fi Yes

Microsoft Lumia 640

runs on Windows Phone 8.1 operating system,features Qualcomm Snapdragon 400, 1.2GHz CPU.has 4 core processor,has built-in 1 GB RAM,and 8 GB ROM.comes with a 5 inch screen,and the resolution is 1280*720 pixels.uses IPS display.has a 8.0 MP rear camera,The rear camera equips CMOS sensor.

supports LED flash (Rear) function.Auto Focus (Rear) function,Panorama (Rear) function,has a 0.9 MPfront camera.

supports 2G band GSM850, GSM900, GSM1800, GSM1900 ,supports 3G band WCDMA, HSUPA ,supports 4G FDD band FDD-LTE 700(B28), FDD-LTE 900(B8), FDD-LTE 1800(B3), FDD-LTE 2600(B7) ,supports Wi-Fi,bluetooth version is V4.0 .supports A-GPS,

The body length is 141.3 mm,width is 72.2 mm,and thickness is 8.85 mm,body weight is 145 g.has a 2500 mAh battery.and is removable battery.supports MicroSD expansion, providing users more storage.